Home / 8,766,012.70-13,149,019.05-5,173,500.70

Finding the Fourth Proportional to 8,766,012.70, 13,149,019.05 and 5,173,500.70

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Solution

The fourth proportional to 8,766,012.70, 13,149,019.05 and 5,173,500.70 is: 7,760,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,012.70 : 13,149,019.05 = 5,173,500.70 : x
  2. Step 2: Convert to fraction form
    8,766,012.70/13,149,019.05 = 5,173,500.70/x
  3. Step 3: Cross multiply
    8,766,012.70x = 13,149,019.05 × 5,173,500.70
  4. Step 4: Simplify right side
    8,766,012.70x = 68,026,459,259,488.34
  5. Step 5: Solve for x
    x = 68,026,459,259,488.34/8,766,012.70
  6. Step 6: Final answer
    x = 7,760,251.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.